Fall x Autumn: "outono" em inglês: Qual a diferença?

I agree that Fall is N.American, and Autumn BE, and personally I do say fall more than autumn -- but I think autumn is much more poetic

Autumn - British usage
Fall - US usage

This Canadian uses both. In fact, for some strange reason, I would probably use "fall" if I were verbalizing and I would most likely use "autumn" in writing.

The season of the year that comes between summer and winter. The usual American word is fall